ns1.bmsdns.de has no CNAME records.
Question and response
Question
dig ns1.bmsdns.de. NS
Answer
The response has no answer records.
Authority
bmsdns.de. 60 SOA ns1.virtualhosts.de. hostmaster.virtualhosts.de. 2025010706 14400 3600 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0